Police recently arrested the suspected administrators and top users of the stresser/booter service Webstresser.org. Unfortunately, the plethora of such services means the world is unlikely to see a reduction in DDoS attack volumes, says Darren Anstee of Arbor Networks.

Old technology never dies, but rather fades "very slowly" away, as evidenced by there being 21 million FTP servers still in use, says Rapid7's Tod Beardsley. Rapid7's scans of the internet have also revealed a worrying number of internet-exposed databases, memcached servers and poorly secured VoIP devices.

What are hot cybersecurity topics in Scotland? The "International Conference on Big Data in Cyber Security" in Edinburgh focused on everything from securing the internet of things the rise of CEO fraud to the origins of "cyber" and how to conduct digital forensic investigations on cloud servers.

Mirai-like, distributed denial of service attacks launched by IoT devices are an indication that DDoS may no longer be an external-only threat facing enterprises, warns Philippe Alcoy of Arbor Networks.

When June arrives in the United Kingdom, that means it's time for the annual Infosecurity Europe conference in London. Here are visual highlights from this year's event, which featured 240 sessions, 400 exhibitors and an estimated 19,500 attendees.

The Department of Homeland Security has issued two more alerts about cyber vulnerabilities in certain medical devices. The stream of recent advisories is helping to draw more attention to the importance of addressing device security. But healthcare providers face the challenge of tracking and mitigating all risks.

Hackers have reportedly demanded a ransom from Bank of Montreal and Simplii Financial in exchange for not dumping 90,000 customers' account details on a fraud forum. The FBI says online extortion and ransomware remain the top two types of cybercrime it's seeing today.

John Gammell of New Mexico has been sentenced to serve 15 years in prison for launching DDoS attacks against prior employers and business competitors, as well as for being a convicted felon in possession of firearms.

DDoS attacks are morphing from being political statements to a diversion while other forms of attacks are occurring, says Arbor Network's Mike Boose, who describes new threat vectors and best practices for mitigation.

What matters most, right now, to the information security community? At RSA 2018, RSA's president said WannaCry was a wakeup call for vulnerability and risk management. Other experts see artificial intelligence, machine learning and secure coding as hot trends.

Police have taken down Webstresser, a leading stresser/booter service tied to 4 million on-demand DDoS attacks, which could be used for as little as $15 per month. Six of the site's administrators have been arrested, as have some of the site's top users, authorities say.

Four Singapore universities were allegedly attacked by an Iranian hacking group accused of stealing more than 31 terabytes of data from universities all over the world, local officials confirmed. Some 52 accounts were targeted.